Home / 11,513,484,884.63-15,889,431,326.10-6,363,421,565.83

Finding the Fourth Proportional to 11,513,484,884.63, 15,889,431,326.10 and 6,363,421,565.83

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Solution

The fourth proportional to 11,513,484,884.63, 15,889,431,326.10 and 6,363,421,565.83 is: 8,781,976,176.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,513,484,884.63 : 15,889,431,326.10 = 6,363,421,565.83 : x
  2. Step 2: Convert to fraction form
    11,513,484,884.63/15,889,431,326.10 = 6,363,421,565.83/x
  3. Step 3: Cross multiply
    11,513,484,884.63x = 15,889,431,326.10 × 6,363,421,565.83
  4. Step 4: Simplify right side
    11,513,484,884.63x = 101,111,149,969,279,516,672
  5. Step 5: Solve for x
    x = 101,111,149,969,279,516,672/11,513,484,884.63
  6. Step 6: Final answer
    x = 8,781,976,176.84

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.